{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "DNA", "cell line", "RNA", "cell type"], "input": "For these reasons, the 5'-flanking region of the GPIIb gene was used to identify the regions that interact with DNA-binding nuclear factors ."}
{"protein": ["DNA-binding nuclear factors"], "DNA": ["5'-flanking region", "GPIIb gene"], "cell line": [], "RNA": [], "cell type": []}